<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <style>
        a{
            text-decoration: none;
        }
        ul{
            width: 1000px;
            display: flex;
            flex-wrap: wrap;
            flex-direction: row;
            justify-content: space-between;
            box-sizing: border-box;
        }
        li{
            border:1px solid darkgrey;
            width: 200px;
            /*margin-right: 2%;*/
            margin-top:25px;
            ursor: pointer;
        }

    </style>
</head>
<body>
<ul class="cl one">
    <li><a href="#"><img src="image/bottom1.jpg"></a></li>
    <li><a href="#"><img src="image/botton2.jpg"></a></li>
    <li><a href="#"><img src="image/bottom3.jpg"></a></li>
    <li><a href="#"><img src="image/bottom4.jpg"></a></li>
    <li><a href="#"><img src="image/bottom5.jpg"></a></li>
    <li><a href="#"><img src="image/bottom6.jpg"></a></li>
    <li><a href="#"><img src="image/bottom7.jpg"></a></li>
    <li><a href="#"><img src="image/bottom8.jpg"></a></li>
</ul>
</body>
</html>